Home / 159,507.12-239,314.95-100,273.44

Finding the Fourth Proportional to 159,507.12, 239,314.95 and 100,273.44

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Solution

The fourth proportional to 159,507.12, 239,314.95 and 100,273.44 is: 150,444.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,507.12 : 239,314.95 = 100,273.44 : x
  2. Step 2: Convert to fraction form
    159,507.12/239,314.95 = 100,273.44/x
  3. Step 3: Cross multiply
    159,507.12x = 239,314.95 × 100,273.44
  4. Step 4: Simplify right side
    159,507.12x = 23,996,933,279.93
  5. Step 5: Solve for x
    x = 23,996,933,279.93/159,507.12
  6. Step 6: Final answer
    x = 150,444.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.